Detections
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Schneider Modicon M580/Quantum Communication Modules Out-of-bounds Write (CVE-2021-29999)

critical Tenable OT Security Plugin ID 504813

Version 1.3

Mar 6, 2026, 1:46 PM

  • CVSS metrics ("CVSSv2 score" set to 7.5)
  • CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P")
  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C")
  • CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C")

Plugin Feed: 202603061346

Version 1.2

Feb 28, 2026, 12:53 AM

  • Plugin metadata (Update ICSA solution)

Plugin Feed: 202602280053

Version 1.1

Nov 23, 2025, 4:41 AM

  • New

Plugin Feed: 202511230441

* Changelogs are generally available for changes made after Nov 1, 2022